AN2511 datasheet(13/43 Pages) STMICROELECTRONICS

13 / 43 page

AN2511

PMBus commands and source code

Doc ID 13286 Rev 2

13/43

Table 7.

VOUT_COMMAND

Command name

VOUT_COMMAND

Command code

21h

Description

VOUT_COMMAND is used to set the output

voltage, in volts (linear format).

SMBus transaction type

Read/ Write word

Number of data bytes

Table 8.

VOUT_MAX

Command name

VOUT_MAX

Command code

24h

Description

The VOUT_ MAX command sets an upper limit

on the output voltage the unit can command

regardless of any other commands or

combinations.

SMBus transaction type

Read/ Write word

Number of data bytes

Table 9.

VOUT_MARGIN_HIGH

Command name

VOUT_MARGIN_HIGH

Command code

25h

Description

This VOUT_MARGIN_HIGH command loads the

unit with the voltage to which the output is to be

changed when the OPERATION command is set

to "Margin High".

SMBus transaction type

Read/ Write word

Number of data bytes

Table 10.

VOUT_MARGIN_LOW

Command name

VOUT_MARGIN_LOW

Command code

26h

Description

This VOUT_MARGIN_LOW command loads the

unit with the voltage to which the output is to be

changed when the OPERATION command is set

to "Margin Low".

SMBus transaction type

Read/ Write word

Number of data bytes

Table 11.

VOUT_OV_WARN_LIMIT

Command name

VOUT_OV_WARN_LIMIT

Command code

42h

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